Portable power charger



FIG. 1 is a front, top perspective view of a portable power charger comprising a first embodiment of a new, original and ornamental design;

FIG. 2 is a front view of a portable power charger comprising the first embodiment of the new, original and ornamental design with the right-hand side, left-hand side and rear view being mirror images thereof;

FIG. 3 is a bottom view of a portable power charger comprising the first embodiment of the new, original and ornamental design; and,

FIG. 4 is a top view of a portable power charger comprising the first embodiment of a new, original and ornamental design.

The broken lines shown in the drawings illustrate unclaimed portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a portable power charger, substantially as shown and described. 